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EZ40

Information - Help 
ID = 1092
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to EZ40 = V61 = 6BT4 = 66KU
Similar Tubes
Normally replaceable-slightly different:
  U150
Heater different:
  EZ113 ; GZ40
Other base:
  6BX4 ; EZ40_UK-Rimlock ; EZ80 ; EZ82 ; U718
First year 1948 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
17.Sep.1948 : Daten und Schaltungen moderner ... Röhren; Philips IIIA
Dec.1948 : Funk-Technik (FT) # 24
Predecessor Tubes AZ41   EZ3   EZ2/3  
Successor Tubes 1952   EZ80   EZ40A  

Base Rimlock base B8A
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC
Tube prices 6 Tube prices (visible for members only)

ez40.png
EZ40: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †

ri22.png EZ40: RTT 1974 (Franzis) 13. Auflage
Martin Renz


Just Qvigstad
ez40_kennlinie.png
EZ40: Ratheiser RTH,3.Aufl.,1964
Egon Penker

More ...
Usage in Models 2= 1948?? ; 1= 1948? ; 3= 1948 ; 4= 1949?? ; 8= 1949? ; 16= 1949 ; 20= 1950?? ; 13= 1950? ; 32= 1950 ; 2= 1951?? ; 20= 1951? ; 79= 1951 ; 11= 1952?? ; 27= 1952? ; 50= 1952 ; 8= 1953?? ; 25= 1953? ; 40= 1953 ; 10= 1954?? ; 22= 1954? ; 50= 1954 ; 20= 1955?? ; 19= 1955? ; 30= 1955 ; 4= 1956?? ; 9= 1956? ; 12= 1956 ; 7= 1957? ; 6= 1957 ; 2= 1958?? ; 6= 1958? ; 2= 1958 ; 1= 1959? ; 1= 1959 ; 4= 1960?? ; 1= 1961?? ; 1= 1961 ; 1= 1962? ; 1= 1965 ; 2= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):572

Collection of

 
ez40_22rm435d.jpg

EZ40
 

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